diff --git a/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/abc/avm2/instructions/SetTypeIns.java b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/abc/avm2/instructions/SetTypeIns.java
index 3a7dcf7e6..67f35297b 100644
--- a/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/abc/avm2/instructions/SetTypeIns.java
+++ b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/abc/avm2/instructions/SetTypeIns.java
@@ -105,7 +105,41 @@ public interface SetTypeIns {
                 stack.push(result);
                 return;
             }
+            
+            if (notCoercedValue instanceof DuplicateItem) {
+                GraphTargetItem insideDup = notCoercedValue.value;
+                if (!AVM2Item.mustStayIntact1(insideDup.getNotCoercedNoDup())) {
+                    if (stack.peek().getThroughDuplicate() == insideDup.getThroughDuplicate()) {
+                        stack.pop();
+
+                        if ((insideDup instanceof DuplicateItem) && regId > -1) {
+                            int numDups = 1;
+                            while ((insideDup instanceof DuplicateItem) && !stack.isEmpty() && stack.peek().getThroughDuplicate() == insideDup.getThroughDuplicate()) {
+                                insideDup = insideDup.value;
+                                stack.pop();
+                                numDups++;
+                            }
+                            if ((value instanceof CoerceAVM2Item) || (value instanceof ConvertAVM2Item)) {
+                                value.value = insideDup;
+                            } else {
+                                value = insideDup;
+                            }
+                            result.value = value;
+                            if (!output.isEmpty() && output.get(output.size() - 1) instanceof SetTemporaryItem) {
+                                output.remove(output.size() - 1);
+                            }                            
+                            stack.addToOutput(result);
+                            for (int i = 0; i < numDups; i++) {
+                                stack.push(new LocalRegAVM2Item(null, localData.lineStartInstruction, regId, value, localData.localRegTypes.containsKey(regId) ? localData.localRegTypes.get(regId) : value.returnType()));
+                            }
+                            return;
+                        }
+                    }
+                }
+            }
         }
+        
+        
         stack.finishBlock(output);
         /*if (notCoercedValue instanceof DuplicateItem) {
             DuplicateItem d = (DuplicateItem) notCoercedValue;
diff --git a/libsrc/ffdec_lib/test/com/jpexs/decompiler/flash/as3decompile/ActionScript3AssembledDecompileTest.java b/libsrc/ffdec_lib/test/com/jpexs/decompiler/flash/as3decompile/ActionScript3AssembledDecompileTest.java
index bfae48081..d7762750c 100644
--- a/libsrc/ffdec_lib/test/com/jpexs/decompiler/flash/as3decompile/ActionScript3AssembledDecompileTest.java
+++ b/libsrc/ffdec_lib/test/com/jpexs/decompiler/flash/as3decompile/ActionScript3AssembledDecompileTest.java
@@ -143,9 +143,8 @@ public class ActionScript3AssembledDecompileTest extends ActionScript3DecompileT
 
     @Test
     public void testDoubleDup() {
-        decompileMethod("assembled", "testDoubleDup", "var _temp_1:* = myprop(_loc5_);\r\n"
-                + "var _loc10_:* = _temp_1;\r\n"
-                + "_temp_1.mymethod(-_temp_1.width,-_loc10_.height);\r\n",
+        decompileMethod("assembled", "testDoubleDup", "var _loc10_:Rectangle = myprop(_loc5_);\r\n"
+                + "_loc10_.mymethod(-_loc10_.width,-_loc10_.height);\r\n",
                  false);
     }